Checking Battery (For Electric Start Models) - Yamaha F40H Owner's Manual

Maintenance
Yamaha dealer for replacement of external
anodes.
ECM00721
Do not paint anodes, as this would render
them ineffective.
85
TIP:
Inspect ground leads attached to external
anodes on equipped models. Consult a
Yamaha dealer for inspection and replace-
ment of internal anodes attached to the pow-
er unit.
ZMU04721
EMU29324
Checking battery (for electric start
models)
EWM01903
Battery electrolyte is poisonous and
caustic, and batteries generate explosive
hydrogen gas. When working near the
battery:
Wear protective eye gear and rubber

ZMU02820
gloves.
Do not smoke or bring any other source

of ignition near the battery.
The procedure for checking the battery var-
ies for different batteries. This procedure
contains typical checks that apply to many
batteries, but you should always refer to the
battery manufacturer's instructions.
ECM01921
ZMU03665
A poorly maintained battery will quickly
deteriorate.
(1) Check the electrolyte level.
ZMU04722